html,body{
	width: 100%;
	height: 100%;
}
body{
	background: url(../img/bg.jpg) no-repeat;
	background-size: 100% 100%;
	font-size: 18px;
}
.content{
	width: 100%;
	height: 100%;
	overflow: hidden;
}
.login{
	width: 400px;
	height: 350px;
	background: #ffffff;
	margin: 50px auto;
	opacity:0.85;
	filter:alpha(opacity=87);
}
.warp{
	width: 100%;
	height: 50px;
	padding-top: 30px;
	text-align: center;
}
.input{
	width: 50%;
	height: 40px;
}
.sub{
	width: 100px;
	height: 50px;
	background-color: deepskyblue;
	border: none;
	font-size: 18px;
}
